1 files changed, 279 insertions, 0 deletions
diff --git a/protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/JingleContentDescription.java b/protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/JingleContentDescription.java
new file mode 100644
index 000000000..7e74620e8
--- /dev/null
+++ b/protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/JingleContentDescription.java
@@ -0,0 +1,279 @@
+package org.jivesoftware.smackx.packet;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+
+import org.jivesoftware.smack.packet.PacketExtension;
+import org.jivesoftware.smackx.jingle.PayloadType;
+
+/**
+ * Jingle content description.
+ * 
+ * @author Alvaro Saurin <alvaro.saurin@gmail.com>
+ */
+public abstract class JingleContentDescription implements PacketExtension {
+
+	// static
+
+	public static final String NODENAME = "description";
+
+	// non-static
+
+	private final List payloads = new ArrayList();
+
+	/**
+	 * Creates a content description..
+	 */
+	public JingleContentDescription() {
+		super();
+	}
+
+	/**
+	 * Returns the XML element name of the element.
+	 * 
+	 * @return the XML element name of the element.
+	 */
+	public String getElementName() {
+		return NODENAME;
+	}
+
+	/**
+	 * Return the namespace.
+	 * 
+	 * @return The namespace
+	 */
+	public abstract String getNamespace();
+
+	/**
+	 * Adds a audio payload type to the packet.
+	 * 
+	 * @param pt the audio payload type to add.
+	 */
+	public void addJinglePayloadType(final JinglePayloadType pt) {
+		synchronized (payloads) {
+			payloads.add(pt);
+		}
+	}
+
+	/**
+	 * Adds a list of payloads to the packet.
+	 * 
+	 * @param pts the payloads to add.
+	 */
+	public void addAudioPayloadTypes(final List pts) {
+		synchronized (payloads) {
+			Iterator ptIter = pts.iterator();
+			while (ptIter.hasNext()) {
+				PayloadType.Audio pt = (PayloadType.Audio) ptIter.next();
+				addJinglePayloadType(new JinglePayloadType.Audio(pt));
+			}
+		}
+	}
+
+	/**
+	 * Returns an Iterator for the audio payloads in the packet.
+	 * 
+	 * @return an Iterator for the audio payloads in the packet.
+	 */
+	public Iterator getJinglePayloadTypes() {
+		return Collections.unmodifiableList(getJinglePayloadTypesList()).iterator();
+	}
+
+	/**
+	 * Returns a list for the audio payloads in the packet.
+	 * 
+	 * @return a list for the audio payloads in the packet.
+	 */
+	public ArrayList getJinglePayloadTypesList() {
+		synchronized (payloads) {
+			return new ArrayList(payloads);
+		}
+	}
+	
+	/**
+	 * Return the list of Payload types contained in the description.
+	 * 
+	 * @return a list of PayloadType.Audio
+	 */
+	public ArrayList getAudioPayloadTypesList() {
+		ArrayList result = new ArrayList();
+		Iterator jinglePtsIter = getJinglePayloadTypes();
+
+		while(jinglePtsIter.hasNext()) {
+			JinglePayloadType jpt = (JinglePayloadType) jinglePtsIter.next();
+			if (jpt instanceof JinglePayloadType.Audio) {
+				JinglePayloadType.Audio jpta = (JinglePayloadType.Audio) jpt;
+				result.add(jpta.getPayloadType());
+			}
+		}
+		
+		return result;
+	}
+
+	/**
+	 * Returns a count of the audio payloads in the Jingle packet.
+	 * 
+	 * @return the number of audio payloads in the Jingle packet.
+	 */
+	public int getJinglePayloadTypesCount() {
+		synchronized (payloads) {
+			return payloads.size();
+		}
+	}
+
+	/**
+	 * Convert a Jingle description to XML.
+	 * 
+	 * @return a string with the XML representation
+	 */
+	public String toXML() {
+		StringBuffer buf = new StringBuffer();
+
+		synchronized (payloads) {
+			if (payloads.size() > 0) {
+				buf.append("<").append(getElementName());
+				buf.append(" xmlns=\"").append(getNamespace()).append("\" >");
+
+				Iterator pt = payloads.listIterator();
+				while (pt.hasNext()) {
+					JinglePayloadType pte = (JinglePayloadType) pt.next();
+					buf.append(pte.toXML());
+				}
+				buf.append("</").append(getElementName()).append(">");
+			}
+		}
+
+		return buf.toString();
+	}
+
+	/**
+	 * Jingle audio description
+	 */
+	public static class Audio extends JingleContentDescription {
+		
+		public static final String NAMESPACE = "http://jabber.org/protocol/jingle/description/audio";
+
+		public Audio() {
+			super();
+		}
+		
+		/**
+		 * Utility constructor, with a JinglePayloadType
+		 */
+		public Audio(final JinglePayloadType pt) {
+			super();
+			addJinglePayloadType(pt);
+		}
+
+		public String getNamespace() {
+			return NAMESPACE;
+		}
+	}
+
+	/**
+	 * A payload type, contained in a descriptor.
+	 * 
+	 * @author Alvaro Saurin
+	 * 
+	 */
+	public static class JinglePayloadType {
+
+		public static final String NODENAME = "payload-type";
+
+		private PayloadType payload;
+
+		/**
+		 * Create a payload type.
+		 * 
+		 * @param payload the payload
+		 */
+		public JinglePayloadType(final PayloadType payload) {
+			super();
+			this.payload = payload;
+		}
+
+		/**
+		 * Create an empty payload type.
+		 */
+		public JinglePayloadType() {
+			this(null);
+		}
+
+		/**
+		 * Returns the XML element name of the element.
+		 * 
+		 * @return the XML element name of the element.
+		 */
+		public static String getElementName() {
+			return NODENAME;
+		}
+
+		/**
+		 * Get the payload represented.
+		 * 
+		 * @return the payload
+		 */
+		public PayloadType getPayloadType() {
+			return payload;
+		}
+
+		/**
+		 * Set the payload represented.
+		 * 
+		 * @param payload the payload to set
+		 */
+		public void setPayload(final PayloadType payload) {
+			this.payload = payload;
+		}
+
+		protected String getChildAttributes() {
+			return null;
+		}
+
+		public String toXML() {
+			StringBuffer buf = new StringBuffer();
+
+			if (payload != null) {
+				buf.append("<").append(getElementName()).append(" ");
+
+				// We covert here the payload type to XML
+				if (payload.getId() != PayloadType.INVALID_PT) {
+					buf.append(" id=\"").append(payload.getId()).append("\"");
+				}
+				if (payload.getName() != null) {
+					buf.append(" name=\"").append(payload.getName()).append("\"");
+				}
+				if (payload.getChannels() != 0) {
+					buf.append(" channels=\"").append(payload.getChannels()).append("\"");
+				}
+				if (getChildAttributes() != null) {
+					buf.append(getChildAttributes());
+				}
+				buf.append("/>");
+			}
+			return buf.toString();
+		}
+
+		/**
+		 * Audio payload type element
+		 */
+		public static class Audio extends JinglePayloadType {
+			public Audio(final PayloadType.Audio audio) {
+				super(audio);
+			}
+
+			protected String getChildAttributes() {
+				StringBuffer buf = new StringBuffer();
+				PayloadType pt = getPayloadType();
+				if (pt instanceof PayloadType.Audio) {
+					PayloadType.Audio pta = (PayloadType.Audio) pt;
+
+					buf.append(" clockrate=\"").append(pta.getClockRate()).append("\" ");
+				}
+				return buf.toString();
+			}
+		}
+	}
+}